Home / 39,119.66-58,653.57-14,156.46

Finding the Fourth Proportional to 39,119.66, 58,653.57 and 14,156.46

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Solution

The fourth proportional to 39,119.66, 58,653.57 and 14,156.46 is: 21,225.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,119.66 : 58,653.57 = 14,156.46 : x
  2. Step 2: Convert to fraction form
    39,119.66/58,653.57 = 14,156.46/x
  3. Step 3: Cross multiply
    39,119.66x = 58,653.57 × 14,156.46
  4. Step 4: Simplify right side
    39,119.66x = 830,326,917.56
  5. Step 5: Solve for x
    x = 830,326,917.56/39,119.66
  6. Step 6: Final answer
    x = 21,225.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.